Driver.hpp

   1 /* Cycript - The Truly Universal Scripting Language
   2  * Copyright (C) 2009-2016  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU Affero General Public License, Version 3 {{{ */
   6 /*
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 #ifndef CYCRIPT_DRIVER_HPP
  23 #define CYCRIPT_DRIVER_HPP
  24
  25 #include <iostream>
  26
  27 #include <stack>
  28 #include <string>
  29 #include <vector>
  30
  31 #include "Location.hpp"
  32 #include "Options.hpp"
  33 #include "Pooling.hpp"
  34 #include "Standard.hpp"
  35
  36 struct CYClassTail;
  37 struct CYExpression;
  38 struct CYScript;
  39 struct CYWord;
  40
  41 enum CYMark {
  42     CYMarkScript,
  43     CYMarkModule,
  44     CYMarkExpression,
  45 };
  46
  47 class _visible CYDriver {
  48   public:
  49     CYPool &pool_;
  50     void *scanner_;
  51
  52     std::vector<char> buffer_;
  53     bool tail_;
  54
  55     std::stack<bool> in_;
  56     std::stack<bool> return_;
  57     std::stack<bool> super_;
  58     std::stack<bool> template_;
  59     std::stack<bool> yield_;
  60
  61     std::stack<CYClassTail *> class_;
  62
  63     CYMark mark_;
  64     int hold_;
  65     bool newline_;
  66     bool last_;
  67
  68     std::streambuf &data_;
  69
  70     int debug_;
  71     bool strict_;
  72     bool highlight_;
  73
  74     enum Condition {
  75         XMLContentCondition,
  76         XMLTagCondition,
  77     };
  78
  79     std::string filename_;
  80
  81     struct Error {
  82         bool warning_;
  83         CYLocation location_;
  84         std::string message_;
  85     };
  86
  87     typedef std::vector<Error> Errors;
  88
  89     CYScript *script_;
  90     Errors errors_;
  91
  92     bool auto_;
  93
  94     struct Context {
  95         CYExpression *context_;
  96
  97         Context(CYExpression *context) :
  98             context_(context)
  99         {
 100         }
 101
 102         typedef std::vector<CYWord *> Words;
 103         Words words_;
 104     };
 105
 106     typedef std::vector<Context> Contexts;
 107     Contexts contexts_;
 108
 109     CYExpression *context_;
 110
 111     enum Mode {
 112         AutoNone,
 113         AutoPrimary,
 114         AutoDirect,
 115         AutoIndirect,
 116         AutoMessage,
 117         AutoResolve,
 118         AutoStruct,
 119         AutoEnum,
 120     } mode_;
 121
 122   private:
 123     void ScannerInit();
 124     void ScannerDestroy();
 125
 126   public:
 127     CYDriver(CYPool &pool, std::streambuf &data, const std::string &filename = "");
 128     ~CYDriver();
 129
 130     bool Parse(CYMark mark = CYMarkModule);
 131     void Replace(CYOptions &options);
 132
 133     void SetRegEx(bool equal);
 134     void SetCondition(Condition condition);
 135
 136     void PushCondition(Condition condition);
 137     void PopCondition();
 138
 139     void Warning(const CYLocation &location, const char *message);
 140 };
 141
 142 #endif/*CYCRIPT_DRIVER_HPP*/